491977836

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{2129}}^1$

素因数の和:2284

約数の個数: 108

約数和(自身を含む): 1458376920

約数和(自身を除く): 966399084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 131, 147, 196, 252, 262, 294, 393, 441, 524, 588, 786, 882, 917, 1179, 1572, 1764, 1834, 2129, 2358, 2751, 3668, 4258, 4716, 5502, 6387, 6419, 8253, 8516, 11004, 12774, 12838, 14903, 16506, 19161, 19257, 25548, 25676, 29806, 33012, 38322, 38514, 44709, 57771, 59612, 76644, 77028, 89418, 104321, 115542, 134127, 178836, 208642, 231084, 268254, 278899, 312963, 417284, 536508, 557798, 625926, 836697, 938889, 1115596, 1251852, 1673394, 1877778, 1952293, 2510091, 3346788, 3755556, 3904586, 5020182, 5856879, 7809172, 10040364, 11713758, 13666051, 17570637, 23427516, 27332102, 35141274, 40998153, 54664204, 70282548, 81996306, 122994459, 163992612, 245988918, 491977836]

約数ペア:

[(1, 491977836), (2, 245988918), (3, 163992612), (4, 122994459), (6, 81996306), (7, 70282548), (9, 54664204), (12, 40998153), (14, 35141274), (18, 27332102), (21, 23427516), (28, 17570637), (36, 13666051), (42, 11713758), (49, 10040364), (63, 7809172), (84, 5856879), (98, 5020182), (126, 3904586), (131, 3755556), (147, 3346788), (196, 2510091), (252, 1952293), (262, 1877778), (294, 1673394), (393, 1251852), (441, 1115596), (524, 938889), (588, 836697), (786, 625926), (882, 557798), (917, 536508), (1179, 417284), (1572, 312963), (1764, 278899), (1834, 268254), (2129, 231084), (2358, 208642), (2751, 178836), (3668, 134127), (4258, 115542), (4716, 104321), (5502, 89418), (6387, 77028), (6419, 76644), (8253, 59612), (8516, 57771), (11004, 44709), (12774, 38514), (12838, 38322), (14903, 33012), (16506, 29806), (19161, 25676), (19257, 25548)]